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  ______     ___      _____    __   __    _____   
 /_   _//   / _ \\   /  ___||  \ \\/ //  /  ___|| 
 `-| |,-   / //\ \\ | // __     \ ` //  | // __   
   | ||   |  ___  ||| \\_\ ||    | ||   | \\_\ || 
   |_||   |_||  |_|| \____//     |_||    \____//  
   `-`'   `-`   `-`   `---`      `-`'     `---`

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Text this: Low-latitude ionospheric height variation as observed by meridional ionosonde chain: Formation of ionospheric ceiling over the magnetic equator